Conocimientos generales de química
Quiz
•
Chemistry
•
1st Grade - Professional Development
•
Practice Problem
•
Medium
ARMANDO ALBERTO ZAPATA VILLARINO
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Elemento con numero atómico 19
Sodio
Cloro
Potasio
Flúor
2.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Es una propiedad física del agua
Es anfótera
forma ángulos de 107.5°
Con los anhídridos forma ácidos
Capácidad calorífica de 1 cal/g°C
3.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Los elementos metálicos...
son sólidos
son líquidos
donan electrones
aceptan electrones
4.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Todos los gases nobles...
tienen 8 electrones de valencia
reaccionan con el oxigeno
tienen lleno su último nivel
tienen orbitales d
5.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Representa la composición mas simple de un compuesto a partir de ella se pueden determinar las proporciones de los elementos que componen el compuesto.
Modelo atómico
Fórmula molecular
Fórmula estructural
Fórmula empírica
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Para los cálculos estequiométricos es estrictamente necesario tener balanceada una ecuación química.
Falso
verdadero
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Conceptualmente el número de Avogadro es semejante a:
la masa
el volumen
la electronegatividad
la docena
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